Our Most Popular Services
Register your company online today for $798.00 Public Company Limited by Shares (Ltd)
Register your public company online today for $1,139.00 Public Company Limited by Guarantee (Ltd)
Establish a not-for-profit company today for $1,201.50 Aged Shelf Companies
We keep a range of pre-incorporated companies on the shelf
Establish your family trust today for $253.00 Unit Trust
Establish your unit trust today for $253.00 Hybrid Trust
Establish a hybrid trust deed today for $407.00 Self Managed Superannuation Fund
Establish your self managed super fund today for $407.00 SMSF Borrowings Bare (Custodian) Trust
Order our SMSF borrowing bare trust deed today for $451.00
Established in 1976, CoSec Partners has supported the setup of more than
150,000 companies, trusts, and business structures.
The CoSec Partners difference
Fast and Reliable
Companies, trusts, and business registrations are completed online within one business day
Compliant and Commercial
Commercially sound and compliant legal documentation that is affordable and fit for purpose
Trusted by the Professionals
Trusted by over 250 professional accounting and legal firms across Australia
Amazing Customer Support
We're an experienced team of qualified professionals who go the extra mile to keep our customers happy
Free Consultation & Advice
Startups and small business
With so many options to consider when starting your own business, the situation can become confusing quickly. Our team of professional advisers are here to support you in your decision making, whilst our easy online forms make registering your business more affordable than ever.
Accounting Firms
We provide compliant and reliable online registration services with amazing customer support, driven by our attention to detail and expert technical knowledge. We have been serving the accounting profession with passion since 1976.
Legal Firms
We save legal firms unnecessary administrative burden and time, whilst providing genuine business support and advice. Our outsourced company registration and corporate secretarial services aim to simplify your firm's workflows.
International Business
Australia is a highly regulated jurisdiction and understanding the common compliance issues that arise takes experience and careful consideration. We have assisted hundreds of overseas businesses in successfully launching their business here in Australia.
Knowledge Center
Recent News & Articles
Ian Pelayo Named Finalist in 2025 Govern…
Ian Pelayo, Director of Corporate Secretarial at CoSec Partners and ABN Australia, has been named a finalist in the 2025 Governance Top 100 Awards, marking his second consecutive year of...
Read articleIntroducing Director Identification Numb…
This email contains important information for any person who is a current director or who is intending to become a director, of an Australian Company or Registered Australian Body. Read...
Read articleMerger Announcement - Nassaris Rossi Bus…
ABN Australia are delighted to announce that we have successfully merged our domestic services division with Nassaris Rossi Business Services Pty Ltd with effect from 1 October 2021. Read on...
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